*[[Wikipedia:1875|1875]]: The [[British Ministry of Magic|Ministry of Magic]] passes the [[Decree for the Reasonable Restriction of Underage Sorcery]].<ref name="OP8">''[[Harry Potter and the Order of the Phoenix]]'' - Chapter 8 (''The Hearing'')</ref>

*[[Wikipedia:1875|1875]]: The [[British Ministry of Magic|Ministry of Magic]] passes the [[Decree for the Reasonable Restriction of Underage Sorcery]].<ref name="OP8">''[[Harry Potter and the Order of the Phoenix]]'' - Chapter 8 (''The Hearing'')</ref>

*[[Wikipedia:1876|1876]]: [[Hogwarts School of Witchcraft and Wizardry|Hogwarts]] [[caretaker]] [[Rancorous Carpe]] devised [[Rancorous Carpe's trap|an elaborate trap]] to capture and contain [[Peeves]]. The trap failed and caused Peeves to come into possession of several dangerous weapons, which led to an evacuation of the school. After three days, an agreement was reached, resulting in Peeves gaining new privileges.<ref name=pottermore>[http://www.pottermore.com/en/book2/chapter8/moment1/peeves ''Pottermore'' - Book 2, Chapter 8, Moment 1 - New from J.K. Rowling - Peeves]</ref>

+

*[[Wikipedia:1876|1876]]: [[Hogwarts School of Witchcraft and Wizardry|Hogwarts]] [[caretaker]] [[Rancorous Carpe]] devises [[Rancorous Carpe's trap|an elaborate trap]] to capture and contain [[Peeves]], the resident poltergeist. The trap fails and causes Peeves to come into possession of several dangerous weapons, which leads to an evacuation of the school. After three days, an agreement between Peeves and [[Headmaster|Headmistress]] [[Eupraxia Mole]] is reached, resulting in Peeves gaining new privileges.<ref name=pottermore>[http://www.pottermore.com/en/book2/chapter8/moment1/peeves ''Pottermore'' - Book 2, Chapter 8, Moment 1 - New from J.K. Rowling - Peeves]</ref>

*[[Wikipedia:1879|1879]]: [[Elias Grimstone]] creates the [[Oakshaft 79]] [[broomstick]].<ref name="QA9">''[[Quidditch Through the Ages (real)|Quidditch Through the Ages]]'' - Chapter 9 (''The Development of the Racing Broom'')</ref>

*[[Wikipedia:1879|1879]]: [[Elias Grimstone]] creates the [[Oakshaft 79]] [[broomstick]].<ref name="QA9">''[[Quidditch Through the Ages (real)|Quidditch Through the Ages]]'' - Chapter 9 (''The Development of the Racing Broom'')</ref>